齐丰84是山东省农业科学院作物研究所于1984年从7588—8大豆品系中选出的变异单株,经株系鉴定选育而成。齐丰84属高产早熟品种,夏播生育期90～92天,株高60厘米左右,主茎13～14节,节间短,茎秆粗壮,茎粗可达1.5～2.0厘米,分枝2～3个,分枝短小与主茎荚角小,株型紧凑收敛,根系发达,侧根粗壮,苗期生长快,叶片中大,卵圆型,叶色 Qi Feng 84 is the Institute of Crop Sciences, Shandong Academy of Agricultural Sciences in 1984 from the 7588-8 soybean strains selected mutant strains identified by the strains of breeding. Qi Feng 84 is a high-yielding early maturing varieties, summer sowing period of 90 to 92 days, about 60 cm tall, 13 to 14 main stems, internodes stout, stalks thick, stems up to 1.5 to 2.0 cm, branches 2 ~ 3, short branch and main stem pod angle, compact compact plant type, developed root system, thick lateral roots, rapid growth at seedling stage, leaves large, oval, leaf color